Inventor · Trafford, PA, US

Timothy A. Okel

20Patents
9h-index
33Co-inventors
75Inventor score

Filing activity: Jun 21, 1990 → Jun 23, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US7015271B2 Hydrophobic particulate inorganic oxides and polymeric compositions containing same Emerging Cross-Sectional Technologies 95 Expired
US5094829A Reinforced precipitated silica Chemistry; Metallurgy 55 Expired
US6649684B1 Chemically treated fillers and polymeric compositions containing same Chemistry; Metallurgy 54 Expired
US6736891B1 Process for producing hydrophobic particulate inorganic oxides Chemistry; Metallurgy 32 Expired
US6384125B1 Chemically modified silica fillers, process for producing, and silicone compositions containing same Chemistry; Metallurgy 26 Expired
US6342560B1 Chemically modified fillers and polymeric compositions containing same Chemistry; Metallurgy 25 Expired
US6184408A Method for preparation of hydrophobic precipitated silica Chemistry; Metallurgy 22 Expired
US5194279A Glucoamylase removal using nitrogen-functionalized amorphous precipitated silica Human Necessities 15 Expired
US5412018A Silicone rubber reinforced with reinforced precipitated silica Chemistry; Metallurgy 13 Expired
US7569107B2 Treated filler and process for producing Emerging Cross-Sectional Technologies 8 Active
US7704552B2 Process for producing chemically treated amorphous precipitated silica Chemistry; Metallurgy 6 Active
US7687107B2 Process for producing chemically modified amorphous precipitated silica Chemistry; Metallurgy 4 Active
US8114935B2 Microporous precipitated silica Chemistry; Metallurgy 3 Active
US9073041B2 Precipitated silica sorbents and method of separating materials from a fluid stream Chemistry; Metallurgy 3 Active
US8846806B2 Treated fillers, compositions containing same, and articles prepared therefrom Emerging Cross-Sectional Technologies 1 Active
US9688784B2 Treated fillers, compositions containing same, and articles prepared therefrom Chemistry; Metallurgy 1 Active
US10066032B2 Treated fillers, compositions containing same, and articles prepared therefrom Chemistry; Metallurgy 0 Active
US10882928B2 Treated fillers, compositions containing same, and articles prepared therefrom Chemistry; Metallurgy 0 Active
US10882927B2 Treated fillers, compositions containing same, and articles prepared therefrom Chemistry; Metallurgy 0 Active
US7857990B2 Calcium hypochlorite composition Chemistry; Metallurgy 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.